Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12/08/2024, 11:42

General

  • Target

    8e9b8f9e04121f0df71c39b6476cbec7_JaffaCakes118.exe

  • Size

    734KB

  • MD5

    8e9b8f9e04121f0df71c39b6476cbec7

  • SHA1

    837d8858b51bf8dbc7fe16c47ad9cd89e49cf377

  • SHA256

    008cbc37d970b7da91d97a1465f6dbf6dbc8646362def112c9315b1734a6d4ff

  • SHA512

    b69c0e91af071488a8d862920f5269c0908ba02b9d2b540069dcdefdf32ecd482baea3d92f2f399cfef08e0359c8413a1b27337b0e2cf5b57e1ad9cd40be378c

  • SSDEEP

    12288:IkWAehJuqTDSmvBmuM/GStKiSh/3Hxofg2nDvwFDN5XbQN8JmNKhQZPwQ4qYA:IkWAAuqnrvzM/GqKDvDooj5Xbs84NUqb

Malware Config

Signatures

  • Modifies firewall policy service 3 TTPs 10 IoCs
  • Adds policy Run key to start application 2 TTPs 2 IoCs
  • Boot or Logon Autostart Execution: Active Setup 2 TTPs 4 IoCs

    Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 10 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies registry key 1 TTPs 4 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 35 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 27 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\8e9b8f9e04121f0df71c39b6476cbec7_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\8e9b8f9e04121f0df71c39b6476cbec7_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4572
    • C:\Users\Admin\AppData\Local\Temp\svchost.exe
      "C:\Users\Admin\AppData\Local\Temp\svchost.exe"
      2⤵
      • Adds policy Run key to start application
      • Boot or Logon Autostart Execution: Active Setup
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:3192
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:4064
        • C:\Windows\SysWOW64\reg.exe
          REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f
          4⤵
          • Modifies firewall policy service
          • System Location Discovery: System Language Discovery
          • Modifies registry key
          PID:5008
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Local\Temp\svchost.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\svchost.exe:*:Enabled:Windows Messanger" /f
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2896
        • C:\Windows\SysWOW64\reg.exe
          REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Local\Temp\svchost.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\svchost.exe:*:Enabled:Windows Messanger" /f
          4⤵
          • Modifies firewall policy service
          • System Location Discovery: System Language Discovery
          • Modifies registry key
          PID:2280
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:1828
        • C:\Windows\SysWOW64\reg.exe
          REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f
          4⤵
          • Modifies firewall policy service
          • System Location Discovery: System Language Discovery
          • Modifies registry key
          PID:3996
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\MSDCIM\svchost.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\MSDCIM\svchost.exe:*:Enabled:Windows Messanger" /f
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:4236
        • C:\Windows\SysWOW64\reg.exe
          REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\MSDCIM\svchost.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\MSDCIM\svchost.exe:*:Enabled:Windows Messanger" /f
          4⤵
          • Modifies firewall policy service
          • System Location Discovery: System Language Discovery
          • Modifies registry key
          PID:1564

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\svchost.exe

    Filesize

    660KB

    MD5

    2d2577945779ca9be739a19c4b14623d

    SHA1

    c57eb87e2c42e49d5a4dc007a45ade799d161517

    SHA256

    29c08cd3d1a8aa0863d81850a1a7ce2136a6f672d56f14bf02b9550f5125c0b8

    SHA512

    09408ba4cc997fd30377c11f6a138a3bed71ce83f907caf4cef868c9657c901cd87358fc87e912604b4b3dce713f0cf5ab0c03e418f7fa9e81b9f147dcdeae22

  • memory/3192-12-0x0000000000400000-0x0000000000593000-memory.dmp

    Filesize

    1.6MB

  • memory/3192-13-0x0000000000400000-0x0000000000593000-memory.dmp

    Filesize

    1.6MB

  • memory/3192-15-0x0000000000401000-0x0000000000468000-memory.dmp

    Filesize

    412KB

  • memory/3192-18-0x0000000000400000-0x0000000000593000-memory.dmp

    Filesize

    1.6MB

  • memory/3192-19-0x0000000000400000-0x0000000000593000-memory.dmp

    Filesize

    1.6MB

  • memory/3192-20-0x0000000000400000-0x0000000000593000-memory.dmp

    Filesize

    1.6MB

  • memory/3192-21-0x0000000002F40000-0x0000000002FA3000-memory.dmp

    Filesize

    396KB

  • memory/3192-22-0x0000000000400000-0x0000000000593000-memory.dmp

    Filesize

    1.6MB

  • memory/3192-24-0x0000000002F40000-0x0000000002FA3000-memory.dmp

    Filesize

    396KB

  • memory/3192-23-0x0000000000400000-0x0000000000593000-memory.dmp

    Filesize

    1.6MB

  • memory/3192-27-0x0000000002F40000-0x0000000002FA3000-memory.dmp

    Filesize

    396KB

  • memory/3192-26-0x0000000000400000-0x0000000000593000-memory.dmp

    Filesize

    1.6MB

  • memory/3192-29-0x0000000002F40000-0x0000000002FA3000-memory.dmp

    Filesize

    396KB

  • memory/3192-31-0x0000000002F40000-0x0000000002FA3000-memory.dmp

    Filesize

    396KB

  • memory/3192-30-0x0000000000400000-0x0000000000593000-memory.dmp

    Filesize

    1.6MB

  • memory/3192-34-0x0000000002F40000-0x0000000002FA3000-memory.dmp

    Filesize

    396KB

  • memory/3192-33-0x0000000000400000-0x0000000000593000-memory.dmp

    Filesize

    1.6MB

  • memory/3192-35-0x0000000000400000-0x0000000000593000-memory.dmp

    Filesize

    1.6MB

  • memory/3192-38-0x0000000002F40000-0x0000000002FA3000-memory.dmp

    Filesize

    396KB

  • memory/3192-41-0x0000000002F40000-0x0000000002FA3000-memory.dmp

    Filesize

    396KB

  • memory/3192-42-0x0000000000400000-0x0000000000593000-memory.dmp

    Filesize

    1.6MB

  • memory/3192-45-0x0000000002F40000-0x0000000002FA3000-memory.dmp

    Filesize

    396KB

  • memory/3192-46-0x0000000000400000-0x0000000000593000-memory.dmp

    Filesize

    1.6MB

  • memory/3192-50-0x0000000002F40000-0x0000000002FA3000-memory.dmp

    Filesize

    396KB

  • memory/3192-52-0x0000000002F40000-0x0000000002FA3000-memory.dmp

    Filesize

    396KB